molecule-man/overseer_via_sf — comment on commit 65cd8b95eb1bddb2ed89bc1e876c3f4a543b3f23
File: src/Overseer/MainBundle/Controller/TplGroupsController.php line 155
By molecule-man:

This is needed because on frontend the rendered tree would containg two types of entities and their id could intersect. So I've made leaves to have another id key.